Solutions Architect

At Sonatus, we’re driving the transformation to AI-enabled software-defined vehicles. Traditional automotive software methods can’t keep pace with consumer expectations shaped by the mobile industry—where features evolve rapidly, update seamlessly, and improve continuously. That’s why leading OEMs trust Sonatus to accelerate this shift. Our technology is already in production across more than 6 million vehicles on the road today and rapidly expanding. Headquartered in Sunnyvale, CA, with 250+ employees worldwide, Sonatus combines the agility of a fast-growing company with the scale and impact of an established partner. Backed by strong funding and proven by global deployment, we’re solving some of the most interesting and complex challenges in the industry. Join us and help redefine what’s possible as we shape the future of mobility. Role Summary: We are seeking a highly experienced Solutions Architect to lead system-level architecture and technical direction by bridging complex customer requirements with robust, production-ready designs. As a pivotal member of the Customer Solutions Team, you will define scalable architectures, optimize system performance, and influence internal product roadmaps using real-world deployment insights. A strong background in vehicle networking—specifically across CAN, Automotive Ethernet, and related protocols—is essential, as you will be responsible for designing and optimizing in-vehicle communication systems. The ideal candidate will seamlessly blend deep architectural strategy with hands-on engineering expertise to deliver high-impact, tailored solutions that align with diverse deployment environments and business objectives. Responsibilities: Lead end-to-end solution architecture for customer engagements, from requirement analysis to system design and deployment strategy Work directly with customers(OMEs/Tier1/Partners) to understand technical and business requirements, and define tailored, production-ready solutions. Drive technical proposals, solution positioning, and architecture recommendations aligned with customer needs and deployment environments Lead technical discussions, workshops, and architecture reviews with customers and partners Define and optimize system-level architecture across multiple ECUs, such as HPC, Gateway, TCU, and domain controllers Lead the design of scalable and high-performance in-vehicle communication architectures Drive system-level optimization across CPU, memory, and network throughput Architect and integrate vehicle networking solutions using CAN, Automotive Ethernet, and hybrid network topologies Design and optimize Ethernet switch configurations, including VLAN, QoS, traffic prioritization, and Time-Sensitive Networking (TSN) Implement and optimize networking protocols such as SOME/IP, DDS, UDS, DoIP, MQTT, TCP/IP, and HTTP(S) Influence internal product architecture and roadmap based on customer requirements and field experience Contribute to industry standardization efforts such as AUTOSAR, Open Alliance, and related automotive networking initiatives Support system integration, debugging, and performance tuning in real vehicle environments Troubleshoot complex system-level issues across software, network, and platform layers Develop and maintain technical documentation, including architecture, APIs, integration guidelines, and performance benchmarks Requirements: Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or related fields (MS preferred) 12+ years of experience in automotive software, embedded systems, or networking domains Proven experience in system architecture design, including defining scalable and production-ready solutions Strong hands-on experience with vehicle networking technologies and in-vehicle communication systems Deep experience with CAN / CAN-FD and Automotive Ethernet Strong experience with automotive protocols such as SOME/IP, DDS, UDS, and DoIP Solid understanding of Ethernet fundamentals and advanced features, including TSN, VLAN, and QoS Strong programming experience in C/C++ and familiarity with Python or scripting languages Experience working with Linux-based embedded systems Proven ability to debug complex system-level issues across software, network, and platform layers Experience working directly with OEM or Tier-1 customers in technical or solution-oriented roles Strong communication skills with the ability to translate complex technical concepts into customer-facing solutions Desired Skills: Experience with Software Defined Vehicle (SDV) architectures Experience with Adaptive AUTOSAR, QNX, or Android Automotive Knowledge of Time-Sensitive Networking (TSN) standards Knowledge of network security technologies, including TLS, MACsec, and SecOC Experience contributing to AUTOSAR, Open Alliance, or similar industry standardization bodies Familiarity with CodeBeamer, Jama, or other ALM tools Proficiency with Git, Python, and shell scripting Experience with CI/CD pipelines and build systems such as Jenkins and CMake Basic understanding of automotive hardware and ECU architecture (e.g., SoC, MCU, network switches) Strong communication and presentation skills for customer-facing engagements Sunnyvale HQ Benefits & Perks Offered: Health care plan (Medical, Dental & Vision) Flexible and Dependent Care Expense program Retirement plan (401k) Life Insurance (Basic, Voluntary & AD&D) Unlimited paid time off per year, 14+ paid holidays Hybrid office work arrangement Complimentary lunches, snacks, and beverages during on-site working days Wellness benefit allowance Phone & Internet reimbursement Computer Accessory Allowance The posted salary range is a general guideline and represents a good faith estimate of what Sonatus ("Company") could reasonably expect to pay for a base salary for this position. The pay offered to a selected candidate will be determined based on factors such as (but not limited to) the scope and responsibilities of the position, the qualifications of the selected candidate, departmental budget availability, geographic location and external market pay for comparable jobs. The Company reserves the right to modify this range in the future, as needed, as market conditions change. Base Salary Pay Range $182,000 — $250,500 USD

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